AirHint found the following cheapest return flights from Ontario (ONT) to Dublin (DUB) in November 2025 (see full year).

Return flights

07 Nov - 14 Nov	Iberia
30 Nov - 08 Dec	Iberia
16 Nov - 06 Dec	Iberia
06 Nov - 10 Nov	Iberia
02 Nov - 21 Nov	Iberia
02 Nov - 22 Nov	Iberia
28 Nov - 01 Dec	Iberia
20 Nov - 13 Dec	Iberia
23 Nov - 30 Nov	Iberia
21 Nov - 30 Nov	Iberia
21 Nov - 29 Nov	Iberia
15 Nov - 29 Nov	Iberia
22 Nov - 29 Nov	Iberia

Also check the deals for one-way flights from Ontario to Dublin in November.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Dublin

Cheap car rent in Dublin

Cheapest return flights from Ontario to Dublin in November from 575€

Return flights